Establish the identity.
= 1 + sin ? cos ?
What will be an ideal response?
= 
= sin2? + sin ? cos ?+ cos2? 
Mathematics
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Find the limit.
e-x2 - y2
A. 1 B. 0 C. e-32 D. e32
Mathematics
Use a calculator to solve the equation on the interval 0 ? ? < 2?. Round the answer to two decimal places.sin ? = 0.47
A. {0.49, 2.65} B. {0.49, 2.06} C. {0.49, 5.79} D. {0.49, 3.63}
Mathematics
Use the histograms shown to answer the question.
Is either histogram symmetric?
A. Neither is symmetric. B. The second is symmetric, but the first is not symmetric. C. The first is symmetric, but the second is not symmetric. D. Both are symmetric.
Mathematics
Establish the identity.cot(x + y) cot(x - y) = 
What will be an ideal response?
Mathematics